<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script type="text/javascript">
			var num = 52; //十进制
			var num2 = 064; //八进制
			var num3 = 0x34; //十六进制
			console.log("num=", num);
			console.log("num2=" + num);
			console.log("num3=" + num3);
			console.log("北京冬奥会" + "" + "");
		</script>
	</head>
	<body>
	</body>
</html>
